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  1. CVEs
  2. CVE-2017-7783
  1. CVEs

CVE-2017-7783

high
  • Information
  • CPEs
  • Plugins

Description

If a long user name is used in a username/password combination in a site URL (such as " http://UserName:[email protected]"), the resulting modal prompt will hang in a non-responsive state or crash, causing a denial of service. This vulnerability affects Firefox < 55.

References

  • Advisories
  • More

https://www.exploit-db.com/exploits/43020/

http://www.securitytracker.com/id/1039124

http://www.securityfocus.com/bid/100401

https://www.mozilla.org/security/advisories/mfsa2017-18/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2017-16758

https://bugzilla.mozilla.org/show_bug.cgi?id=1360842

Details

Source: Mitre, NVD

Published: 2018-06-11

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

EPSS

EPSS: 0.19873

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